Earthquake with magnitude of ML 2.2 on date 28-10-2020 and time 00:13:46 (UTC) in region 6 km E San Gemini (TR)

A magnitude ML 2.2 earthquake occured in region: 6 km E San Gemini (TR), on

  • 28-10-2020 00:13:46 (UTC)
  • 28-10-2020 01:13:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6290, 12.6130 at 5 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
San Gemini TR 6 5018 5018
Terni TR 8 111501 116519
Acquasparta TR 9 4778 121297
Montecastrilli TR 11 5022 126319
Montefranco TR 13 1276 127595
Arrone TR 14 2763 130358
Narni TR 14 19785 150143
Ferentillo TR 15 1913 152056
Stroncone TR 15 4917 156973
Avigliano Umbro TR 15 2558 159531
Spoleto PG 16 38218 197749
Massa Martana PG 18 3770 201519
Amelia TR 18 11897 213416
Labro RI 19 374 213790
Polino TR 20 233 214023
Colli sul Velino RI 20 533 214556

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km NW of Terni (111501 inhabitants)
37 Km S of Foligno (57155 inhabitants)
48 Km NE of Viterbo (67173 inhabitants)
56 Km SE of Perugia (166134 inhabitants)
70 Km N of Guidonia Montecelio (88673 inhabitants)
71 Km W of L'Aquila (69753 inhabitants)
75 Km N of Tivoli (56533 inhabitants)
82 Km N of Roma (2864731 inhabitants)
89 Km W of Teramo (54892 inhabitants)
90 Km NE of Civitavecchia (52991 inhabitants)
100 Km NE of Fiumicino (78395 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
ML 2.2 2020-10-28
00:13:46
42.6288 12.6132 5 2021-02-26
14:56:01
Bollettino Sismico Italiano INGV 84235571
Reviewed
Rev100
ML 2.2 2020-10-28
00:13:46
42.631 12.5998 7 2020-10-28
00:21:14
Sala Sismica INGV-Roma 84191771
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-28 00:13:46 ± 0.08
Latitude 42.6288 ± 0.0036
Longitude 12.6132 ± 0.0061
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 84235571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 397
Semi-minor axis of confidence ellipse (meter) 395
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 114
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 56
Number of associated phases, regardless of their use for origin computation 62
Number of defining phases 61
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.02788
Epicentral distance of station farthest from the epicenter (degree) 1.05490
Number of stations at which the event was observed 40
Number of stations from which data was used for origin computation 40
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 56
Type of magnitude ML
Reference to an origin 84235571
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-01-11 10:35:19

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 56
Type of magnitude ML
Reference to an origin 84191771
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-28 00:21:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SAP2.EHZ. 2020-10-28T00:14:12.47 3.0 undecidable manual S 51 82.3509 50 0.55 0
IV.ATFO.HHZ. 2020-10-28T00:14:12.32 0.3 undecidable manual S 358 81.9513 50 0.51 60
IV.MF5.EHZ. 2020-10-28T00:14:11.31 0.3 undecidable manual S 60 79.5648 50 0.12 66
IV.GUMA.HHZ. 2020-10-28T00:14:10.32 0.3 undecidable manual S 50 75.9684 50 0.1 66
IV.SNTG.HHZ. 2020-10-28T00:14:10.50 0.3 undecidable manual S 21 74.37 50 0.7 56
IV.CSP1.EHZ. 2020-10-28T00:14:09.11 0.3 undecidable manual S 43 70.374 50 0.38 63
IV.MTCE.HHZ. 2020-10-28T00:14:08.63 0.3 undecidable manual S 171 68.0763 50 0.51 61
IV.MMO1.EHZ. 2020-10-28T00:14:07.84 0.3 undecidable manual S 62 65.3901 50 0.43 63
IV.ATCC.EHZ. 2020-10-28T00:14:06.69 0.3 undecidable manual S 2 61.7937 50 0.26 66
IV.PARC.HHZ. 2020-10-28T00:14:06.98 0.1 undecidable manual P 345 117.0939 50 0.57 73
IV.MC2.EHZ. 2020-10-28T00:14:05.65 1.0 undecidable manual S 56 56.3991 50 0.65 20
IV.SMA1.EHZ. 2020-10-28T00:14:05.65 0.3 undecidable manual S 90 58.8966 50 -0.03 69
IV.MGAB.HHZ. 2020-10-28T00:14:04.23 0.3 undecidable manual S 308 51.5151 50 0.52 63
IV.T1299.EHN. 2020-10-28T00:14:04.83 0.3 undecidable manual S 89 54.6009 50 0.31 66
IV.ATPI.EHZ. 2020-10-28T00:14:03.09 0.3 undecidable manual P 349 92.7405 50 0.44 60
IV.ARVD.HHZ. 2020-10-28T00:14:03.56 0.1 undecidable manual P 15 100.0221 50 -0.21 82
IV.SAMA.EHZ. 2020-10-28T00:14:03.46 0.1 undecidable manual P 181 94.1391 50 0.6 75
IV.MNTT.EHZ. 2020-10-28T00:14:03.23 0.3 undecidable manual P 59 93.24 50 0.5 59
IV.FAGN.HHZ. 2020-10-28T00:14:02.65 0.3 undecidable manual P 117 89.0442 50 0.57 58
TV.SF01.EHZ. 2020-10-28T00:14:02.68 0.1 undecidable manual P 284 87.9453 50 0.77 71
IV.CESI.HHZ. 2020-10-28T00:14:02.29 0.3 undecidable manual S 30 48.0186 50 -0.47 65
IV.ASSB.HHZ. 2020-10-28T00:14:02.21 0.3 undecidable manual S 5 46.0206 50 -0.03 71
IV.RCAV.EHZ. 2020-10-28T00:14:02.22 0.3 undecidable manual P 162 90.8424 50 -0.14 64
IV.ATFO.HHZ. 2020-10-28T00:14:01.55 0.3 undecidable manual P 358 81.9513 50 0.57 59
IV.ATMI.HHZ. 2020-10-28T00:14:01.48 0.3 undecidable manual P 340 83.1501 50 0.32 63
IV.EL6.EHZ. 2020-10-28T00:14:01.36 0.1 undecidable manual P 27 87.246 50 -0.44 81
IV.SRES.HHE. 2020-10-28T00:14:01.66 0.6 undecidable manual S 191 44.3223 97 0.01 48
IV.SAP2.EHZ. 2020-10-28T00:14:01.52 0.1 undecidable manual P 51 82.3509 50 0.48 81
IV.MF5.EHZ. 2020-10-28T00:14:00.87 0.3 undecidable manual P 60 79.5648 50 0.25 64
IV.LNSS.HHZ. 2020-10-28T00:13:59.08 0.3 undecidable manual S 95 34.9428 98 0.63 62
IV.SNTG.HHZ. 2020-10-28T00:13:59.37 0.1 undecidable manual P 21 74.37 50 -0.45 82
IT.FOPC.HGE. 2020-10-28T00:13:59.88 0.3 undecidable manual S 11 38.5281 98 0.22 69
IV.MURB.HHZ. 2020-10-28T00:13:59.30 0.3 undecidable manual P 354 70.6737 50 0.05 68
IV.GUMA.HHZ. 2020-10-28T00:13:59.89 0.1 undecidable manual P 50 75.9684 50 -0.17 87
IV.CSP1.EHZ. 2020-10-28T00:13:58.69 0.3 undecidable manual P 43 70.374 50 -0.51 61
IV.SACS.HHZ. 2020-10-28T00:13:58.03 0.3 undecidable manual P 293 62.2932 50 0.07 68
IV.MTCE.HHZ. 2020-10-28T00:13:58.74 0.1 undecidable manual P 171 68.0763 50 -0.1 90
IV.CAMP.HHE. 2020-10-28T00:13:58.00 0.1 undecidable manual P 99 65.7897 50 -0.5 83
IV.MMO1.EHZ. 2020-10-28T00:13:57.83 0.3 undecidable manual P 62 65.3901 50 -0.61 60
IV.MTRA.EHZ. 2020-10-28T00:13:57.90 0.1 undecidable manual P 77 65.3901 50 -0.54 82
IV.BARO.EHZ. 2020-10-28T00:13:57.94 0.1 undecidable manual P 228 62.493 50 -0.04 92
IV.ATCC.EHZ. 2020-10-28T00:13:57.34 0.3 undecidable manual P 2 61.7937 50 -0.53 62
IV.T1299.EHN. 2020-10-28T00:13:56.39 0.1 undecidable manual P 89 54.6009 50 -0.38 87
IV.SMA1.EHZ. 2020-10-28T00:13:56.98 0.3 undecidable manual P 90 58.8966 50 -0.46 63
IV.MC2.EHZ. 2020-10-28T00:13:56.67 0.3 undecidable manual P 56 56.3991 50 -0.38 65
IV.FDMO.HHZ. 2020-10-28T00:13:56.93 0.1 undecidable manual P 40 59.3961 50 -0.58 81
IV.CESI.HHZ. 2020-10-28T00:13:55.14 0.1 undecidable manual P 30 48.0186 50 -0.61 82
IV.RM33.EHZ. 2020-10-28T00:13:55.58 0.3 undecidable manual P 105 50.9157 50 -0.62 61
IV.MGAB.HHZ. 2020-10-28T00:13:55.68 0.3 undecidable manual P 308 51.5151 50 -0.62 61
IV.ASSB.HHZ. 2020-10-28T00:13:54.79 0.1 undecidable manual P 5 46.0206 50 -0.66 81
IV.NRCA.HHZ. 2020-10-28T00:13:54.99 0.1 undecidable manual P 61 46.7199 50 -0.56 84
IV.SRES.HHE. 2020-10-28T00:13:54.61 0.1 undecidable manual P 191 44.3223 97 -0.5 86
IV.LNSS.HHZ. 2020-10-28T00:13:53.21 0.1 undecidable manual P 95 34.9428 98 -0.05 96
IV.MOMA.HHZ. 2020-10-28T00:13:53.22 0.6 undecidable manual S 350 19.7691 105 -0.04 50
IT.FOPC.HGE. 2020-10-28T00:13:53.86 0.1 undecidable manual P 11 38.5281 98 -0.1 95
IT.GNU.HGN. 2020-10-28T00:13:53.29 0.6 undecidable manual S 350 19.7691 105 0.04 50
IV.ARRO.EHZ. 2020-10-28T00:13:52.05 0.3 undecidable manual S 114 13.5753 111 0.82 60
IV.MOMA.HHZ. 2020-10-28T00:13:50.39 0.1 undecidable manual P 350 19.7691 105 0.13 97
IT.GNU.HGN. 2020-10-28T00:13:50.39 0.1 undecidable manual P 350 19.7691 105 0.13 97
IV.ARRO.EHZ. 2020-10-28T00:13:49.67 0.1 undecidable manual P 114 13.5753 111 0.58 88
IV.CESX.HHN. 2020-10-28T00:13:47.52 0.1 positive manual P 224 3.0969 149 0.14 100
IV.CESX.HHN. 2020-10-28T00:13:47.99 0.1 undecidable manual S 224 3.0969 149 -0.28 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHE. ML:2.1 0.0015350000000000001 0.24 AML other m 2020-10-28T00:13:53.67
IV.MOMA.HHN. ML:2.4 0.0020499999999999997 1.78 AML other m 2020-10-28T00:13:53.93
IV.MOMA.HNN. ML:2.4 0.0018599999999999999 1.78 AML other m 2020-10-28T00:13:53.94
IV.ARRO.EHN. ML:2.4 0.002755 0.24 AML other m 2020-10-28T00:13:54.85
IV.MOMA.HNE. ML:2.3 0.00173 0.2 AML other m 2020-10-28T00:13:56.06
IV.MOMA.HHE. ML:2.3 0.0018399999999999998 0.2 AML other m 2020-10-28T00:13:56.06
IV.LNSS.HHE. ML:2.2 0.0006515 0.28 AML other m 2020-10-28T00:14:01.35
IV.LNSS.HHN. ML:2.2 0.0007555000000000001 0.4 AML other m 2020-10-28T00:14:01.70
IV.NRCA.HHE. ML:2.1 0.000354 0.84 AML other m 2020-10-28T00:14:03.06
IV.ASSB.HHN. ML:1.9 0.000249 0.36 AML other m 2020-10-28T00:14:03.30
IV.CESI.HHN. ML:2.2 0.000489 0.66 AML other m 2020-10-28T00:14:03.56
IV.ASSB.HHE. ML:2.0 0.000309 0.92 AML other m 2020-10-28T00:14:04.00
IV.MGAB.HHE. ML:2.3 0.000547 1.52 AML other m 2020-10-28T00:14:05.01
IV.MGAB.HNE. ML:2.3 0.0005755000000000001 1.5 AML other m 2020-10-28T00:14:05.02
IV.CESI.HHE. ML:2.0 0.0002705 0.58 AML other m 2020-10-28T00:14:05.32
IV.NRCA.HHN. ML:2.0 0.0002825 0.16 AML other m 2020-10-28T00:14:05.46
IV.FDMO.HHE. ML:2.2 0.00029949999999999996 0.78 AML other m 2020-10-28T00:14:06.70
IV.MGAB.HHN. ML:2.1 0.00029000000000000006 0.34 AML other m 2020-10-28T00:14:07.03
IV.MGAB.HNN. ML:2.1 0.000302 0.34 AML other m 2020-10-28T00:14:07.21
IV.RM33.EHE. ML:2.1 0.000324 0.32 AML other m 2020-10-28T00:14:07.52
IV.FDMO.HHN. ML:2.0 0.00020700000000000002 1.08 AML other m 2020-10-28T00:14:07.72
IV.ATCC.EHE. ML:2.2 0.0002925 0.28 AML other m 2020-10-28T00:14:08.18
IV.SMA1.EHE. ML:2.2 0.00036899999999999997 0.72 AML other m 2020-10-28T00:14:08.43
IV.SMA1.EHN. ML:2.3 0.00041000000000000005 0.64 AML other m 2020-10-28T00:14:08.75
IV.RM33.EHN. ML:1.9 0.0002235 0.44 AML other m 2020-10-28T00:14:09.46
IV.MTCE.HHE. ML:1.7 0.00009305000000000001 0.44 AML other m 2020-10-28T00:14:09.50
IV.CSP1.EHN. ML:2.5 0.0004885 0.48 AML other m 2020-10-28T00:14:09.95
IV.SNTG.HHE. ML:1.6 0.0000635 0.26 AML other m 2020-10-28T00:14:10.45
IV.SACS.HHE. ML:1.7 0.00009620000000000001 0.7 AML other m 2020-10-28T00:14:11.14
IV.SACS.HHN. ML:1.8 0.00010980000000000001 0.94 AML other m 2020-10-28T00:14:11.16
IV.CSP1.EHE. ML:2.5 0.000592 0.3 AML other m 2020-10-28T00:14:11.66
IV.ATCC.EHN. ML:2.0 0.00021400000000000002 1.28 AML other m 2020-10-28T00:14:12.80
IV.MURB.HNE. ML:2.6 0.000628 0.28 AML other m 2020-10-28T00:14:13.43
IV.MURB.HHE. ML:2.5 0.0005445 0.26 AML other m 2020-10-28T00:14:13.44
IV.SNTG.HHN. ML:1.8 0.00011115 1 AML other m 2020-10-28T00:14:14.61
IV.MTCE.HHN. ML:1.6 0.0000645 0.42 AML other m 2020-10-28T00:14:14.08
IV.EL6.EHE. ML:2.3 0.000247 0.26 AML other m 2020-10-28T00:14:14.62
IV.MURB.HHN. ML:2.5 0.000579 0.26 AML other m 2020-10-28T00:14:15.83
IV.ATMI.HHE. ML:2.3 0.0002875 1.14 AML other m 2020-10-28T00:14:16.87
IV.SAP2.EHN. ML:2.8 0.000907 0.26 AML other m 2020-10-28T00:14:17.01
IV.ATFO.HHN. ML:2.0 0.00012514999999999998 0.34 AML other m 2020-10-28T00:14:17.10
IV.MURB.HNN. ML:2.5 0.0005045 1.06 AML other m 2020-10-28T00:14:17.97
IV.ATFO.HHE. ML:2.0 0.000127 0.26 AML other m 2020-10-28T00:14:17.94
IV.ATMI.HHN. ML:2.4 0.0003355 1.74 AML other m 2020-10-28T00:14:17.95
IV.GUMA.HHN. ML:2.3 0.0003285 1.44 AML other m 2020-10-28T00:14:18.27
IV.EL6.EHN. ML:2.3 0.0002535 0.48 AML other m 2020-10-28T00:14:19.38
IV.ATPI.EHN. ML:1.9 0.00009620000000000001 0.36 AML other m 2020-10-28T00:14:20.69
IV.ATPI.EHE. ML:1.7 0.000054550000000000005 0.6 AML other m 2020-10-28T00:14:21.05
IV.ARVD.HHE. ML:1.8 0.000060700000000000005 0.44 AML other m 2020-10-28T00:14:21.36
IV.GUMA.HHE. ML:2.4 0.00041500000000000006 1.56 AML other m 2020-10-28T00:14:23.07
IV.FAGN.HHN. ML:2.2 0.0001975 0.42 AML other m 2020-10-28T00:14:24.44
IV.SAP2.EHE. ML:2.0 0.00015110000000000001 0.84 AML other m 2020-10-28T00:14:26.93
IV.ARVD.HHN. ML:1.7 0.0000498 1.48 AML other m 2020-10-28T00:14:27.14
IV.MNTT.EHN. ML:2.6 0.000404 0.34 AML other m 2020-10-28T00:14:28.70
IV.MNTT.EHE. ML:2.5 0.000361 1.58 AML other m 2020-10-28T00:14:28.17
IV.FAGN.HHE. ML:2.3 0.000225 0.58 AML other m 2020-10-28T00:14:35.63
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
Waveforms Seismic signals in miniseed + resp format Download